Clip and hold, Clip and Sew right where you need it! Great Holding capacity for different types of crafts. They have a wide opening for holding multiple layers of fabric. It won’t damage or distort the fabric. Wonder Clip base is flat for easy feeding to presser foot with 1/4″ and 1/2″ seam allowance markings on the base. Jumbo Wonder Clips have a great holding capacity for many crafts. 1/4″, 1/2″, 3/4″. These mini clips feature great holding capacity and have a multitude of uses. Each clip opens wide to hold layers of fabric and the clip base is flat for easy feeding to the presser foot. Perfect for making quilts, handbags and more. Sewing must have.